Alert archive / Montana / Winter Storm Watches in 2016
Winter Storm Watch 8, NWS Missoula, MT
NWS Missoula, MT issued this winter storm watch at Dec 26, 2016, 3:31 AM MST for 7 counties in Montana; Clearwater County, Idaho County, Idaho. It took effect at Dec 26, 2016, 11:00 PM MST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Dec 26, 2016, 3:31 AM MST (10:31 UTC)
- In effect from
- Dec 26, 2016, 11:00 PM MST
- Expired
- Dec 26, 2016, 2:11 PM MST
- In force
- Issued by
- NWS Missoula, MT
Counties Clearwater County, ID, Idaho County, ID, Flathead County, MT, Granite County, MT, Lake County, MT, Mineral County, MT, Missoula County, MT, Ravalli County, MT, Sanders County, MT
The radar
The Missoula radar (KMSX), 43 km from the middle of the area, began a volume at 10:32 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Spokane, WA (KOTX), launched 00:00Z, 10.5 hours before the alert went out and 161 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 693 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 28 m²/s²
- 0-3 km storm-relative helicity
- 22 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this winter storm watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Missoula, MT wrote its last area forecast discussion before this winter storm watch went out at Dec 26, 3:31 AM MST, 0 minutes earlier.
Area forecast discussion, Dec 26, 3:31 AM MST, 0 minutes before
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</html>The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 26, 3:31 AM MST | Winter Weather Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Lincoln, Mineral and 5 more | 55 hr |
| Dec 26, 2:11 PM MST | Winter Storm Warning | MSO | Flathead, Lake, Mineral, Missoula, Sanders | 31 hr |
Nearby
Winter Storm Watches in Montana, 2016Winter Storm Watches in Idaho, 2016Every winter storm watch in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.